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<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            list-style: none;
            text-decoration: none;
        }

        #box {
            width: 100%;
            height: 100%;

        }

        #bd1 {
            width: 100%;
            height: 100px;
            /* background-color: pink; */
            box-shadow: 0 0 7px 5px #dcdcdc;
        }

        #bd1>img {
            width: 300px;
            height: 60px;
            margin: 20px 0 0 50px;
        }

        #bd1>ul {
            width: 60%;
            height: 100px;
            float: right;
            /* background-color: antiquewhite; */
        }

        #bd1>ul>li {
            float: left;
            /* margin: 30px 0 0 30px; */
            height: 100px;
            line-height: 100px;
            padding: 0 20px 0 20px;
            cursor: pointer;
            /* background-color: rgb(228, 168, 78); */
            border-radius: 10px 10px 0 0;
            transition: 1s background ease;
        }

        #bd1>ul>li:hover {
            background-color: rgb(219, 63, 45);
            color: #fff;
        }
        #bd2 {
            width: 100%;
            height: 400px;
        }

        #bd2>img {
            width: 100%;
            height: 100%;
        }

        #bd3 {
            width: 100%;
            height: 330px;
            /* background-color: rgb(255, 232, 232); */
            overflow: hidden;
        }

        #bd3p1 {
            font-size: 20px;
            font-weight: 500;
            text-align: center;
            height: 30px;
            line-height: 30px;
            margin-top: 30px;
        }

        #bd3p2 {
            font-size: 14px;
            font-weight: 300;
            text-align: center;
            height: 30px;
            line-height: 30px;
            margin-top: 5px;
            color: #c0c0c0;
        }

        #bd3>div {
            width: 1200px;
            height: 200px;
            /* background-color: cadetblue; */
            margin: 0 auto
        }

        #bd3>div>div {
            width: 200px;
            height: 100px;
            /* background-color: rgb(235, 100, 100); */
            float: left;
            overflow: hidden;
            border-color: rgb(222, 222, 222);
            border-width: 0 1px 0 1px;
            border-style: solid;
            box-sizing: border-box;
            /* margin: 30px 0 0 30px; */
        }

        #bd3>div>div>a {
            display: block;
        }

        #bd3>div>div>a>img {
            width: 100%;
            height: 100%;
        }

        .bd3dd {
            border-bottom: 1px solid rgb(255, 232, 232) !important;
        }

        #bd4 {
            width: 100%;
            height: 550px;
            background-color: #171717;
            overflow: hidden;
        }

        #bd4p1 {
            font-size: 22px;
            color: #fff8f8;
            /* font-weight: 500; */
            text-align: center;
            height: 30px;
            line-height: 30px;
            margin-top: 40px;
        }

        #bd4p2 {
            font-size: 14px;
            color: #fff;
            font-weight: 300;
            text-align: center;
            height: 30px;
            line-height: 30px;
        }

        #bd4>div {
            width: 1200px;
            height: 300px;
            background-color: blanchedalmond;
            margin: 0 auto;
            overflow: hidden;
            margin-top: 100px;
        }

        #bd4>div>div {
            float: left;
            width: calc(1120px/3);
            height: 300px;
            /* border: 1px solid #000; */
            box-sizing: border-box;
            margin-left: 40px;
            text-align: center;
        }

        #bd4>div>div:nth-child(1) {
            margin-left: 0;
        }

        .bd4dp1 {
            font-size: 16px;
            font-weight: 600;
            color: #ce615f;
            width: 300px;
            margin: 0 auto;
            margin-top: 140px;
            /* text-align: justify; */
        }

        .bd4dp2 {
            font-size: 14px;
            /* font-weight: 600; */
            color: #000000;
            width: 300px;
            margin: 0 auto;
            line-height: 30px;
            /* text-align: justify; */
        }

        .op {
            width: 100px;
            height: 100px;
            background: url("https://picsum.photos/100/100?random=1") no-repeat 0 0;
            border-radius: 50%;
            position: absolute;
            margin-left: calc(1120px/9);
            margin-top: -50px;
            border: 5px solid rgb(235, 235, 235);
        }

        #bd5 {
            width: 100%;
            height: 200px;
            /* background-color: #ce615f; */
            overflow: hidden;
        }

        #bd5dp1 {
            margin-top: 20px;
            font-size: 20px;
            color: #000;
            text-align: center;
        }

        #bd5dp2 {
            font-size: 14px;
            color: #c7c7c7;
            text-align: center;
            margin-bottom: 20px;
        }

        #bd5>ul {
            width: 800px;
            height: 40px;
            background-color: #616662;
            margin: 0 auto;
        }

        #bd5>#bd5u1>li {
            width: 200px;
            height: 40px;
            float: left;
            text-align: center;
            line-height: 40px;
            color: #fff;  position: relative;
        }

        #bd5u2 {
            background-color: transparent !important;
        }

        #bd5u2>li {
            float: left;
            width: 0px;
            height: 0px;
            border: 1px solid #616662;
            border-color: #616662 transparent transparent transparent;
            border-width: 10px 10px 0;
            border-style: solid;
            margin-right: 233px;
          
        }

        #bd5u2>li:last-child {
            margin-right: 0;
        }

        #bd5u1>li:nth-child(1) {
            background-color: #ce615f;
        }

        #bd5u2>li:nth-child(1) {
            border-color: #ce615f transparent transparent transparent;
        }

        .bd5u2l {
            opacity: 0;
        }

        #bd6 {
            width: 100%;
            height: 500px;
            overflow: hidden;
            /* background-color: #c7c7c7; */
        }

        #bd6>div {
            width: 1200px;
            height: 400px;
            overflow: hidden;
            /* background-color: hotpink; */
            margin: 0 auto;
        }

        #bd6>div>div {
            width: calc(1160px/3);
            height: calc(380px/2);
            background-color: #dcdcdc;
            float: left;
        }

        #bd6>div>div>img {
            width: calc(1160px/3);
            height: calc(380px/2);
        }

        .bd6dd1 {
            margin: 0 20px 20px 0;
        }

        .bd6dd2 {
            margin: 0 20px 0 0;
        }

        .fengyou {
            margin-right: 0;
        }

        #bd7 {
            width: 100%;
            height: 400px;
            background-color: #f8f3f7;
            overflow: hidden;
        }

        #bd7>ul {
            float: left;
            width: 30%;
            height: 350px;
            /* border: 1px solid black; */
            margin-left: 40px;
        }
        #bd7>ul>li{
            font-size: 14px;
            color: #808080;
            margin: 20px 0 20px 40px;
        }
        #bd7>ul>li:nth-child(1)
        {
            margin: 10px 20px 30px 40px;
            font-size: 20px;
            font-weight: 600;
            color: #000;
        }
        #bd7>ul>li>span{
            float: right;
            margin-right: 20px;
        }
        #bd7>div{
            float: left;
            width: 200px;
            text-align: center;
            height: 40px;
            background-color: #f93030;
            line-height: 40px;
            color: #fff;
            border-radius: 10px;
            margin-left: 290px;
        }
        #bd7>div:last-child{
            margin-right: 0;
        }
        #bd8{
            width: 100%;
            height: 400px;
            background-color: #171717;
            overflow: hidden;
        }
        #bd8>p{
            height: 30px;
            text-align: center;
            line-height: 30px;
            color: #f8f3f7;
        }
        #bd8>p:nth-child(1)
        {
            margin-top: 100px;
        }
        #bd1>ul div{
            width: 1000px;
            background-color: #ffd0d0;
            position: absolute;
            /* left: 200px; */
            height: 0;
            min-height: 0;
            /* 明确过渡属性为 height，避免不必要的属性过渡 */
            transition: height 1s ease; 
            pointer-events: none;
        }
        #bd1>ul>li:first-child:hover>div{
            height: 500px;
        }
        #bd1>ul>li:nth-child(2):hover>div{
            height: 600px;
        }
        #bd1>ul>li:nth-child(3):hover>div{
            height: 350px;
        }
        #bd1>ul>li:nth-child(4):hover>div{
            height: 400px;
        }
        #bd1>ul>li:nth-child(5):hover>div{
            height: 500px;
        }
        #bd5u1>li{
            cursor: pointer;
        }
        #bd5u1>li::after{
            content: "";
            width: 0px;
            height: 0px;
            border-color: #ce615f transparent  transparent  transparent;
            border-style: solid;
            border-width: 10px 10px 0px;
            position: absolute;
            top:40px ;
            left: 0px;
            display: none;
        }
        #bd5u1>li:hover::after{
            display: block;
        }
    </style>
</head>

<body>
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                    <p class="bd4dp1">我们的设计 Our Design</p>
                    <p class="bd4dp2">从实地到方宝敬定再到设计出图，每一步都有优务的设计团队全程跟踪，为您打造出最台适的作品是最诚思的义务。</p>
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                    <p class="bd4dp1">我们的设计 Our Design</p>
                    <p class="bd4dp2">从实地到方宝敬定再到设计出图，每一步都有优务的设计团队全程跟踪，为您打造出最台适的作品是最诚思的义务。</p>
                </div>
                <div>
                    <div class="op"></div>
                    <p class="bd4dp1">我们的设计 Our Design</p>
                    <p class="bd4dp2">从实地到方宝敬定再到设计出图，每一步都有优务的设计团队全程跟踪，为您打造出最台适的作品是最诚思的义务。</p>
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            </ul>
        </div>
        <div id="bd6">
            <div>
                <div class="bd6dd1"><img src="https://picsum.photos/500/500?random=1" width="calc(1160px/3)"
                        height="calc(380px/2)"></div>
                <div class="bd6dd1"><img src="https://picsum.photos/500/500?random=2" width="calc(1160px/3)"
                        height="calc(380px/2)"></div>
                <div class="bd6dd1 fengyou"><img src="https://picsum.photos/500/500?random=4" width="calc(1160px/3)"
                        height="calc(380px/2)"></div>
                <div class="bd6dd2"><img src="https://picsum.photos/500/500?random=3" width="calc(1160px/3)"
                        height="calc(380px/2)"></div>
                <div class="bd6dd2"><img src="https://picsum.photos/500/500?random=5" width="calc(1160px/3)"
                        height="calc(380px/2)"></div>
                <div class="bd6dd2 fengyou"><img src="https://picsum.photos/500/500?random=6" width="calc(1160px/3)"
                        height="calc(380px/2)"></div>
            </div>
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        <div id="bd7">
            <ul>
                <li>公司新闻Company News</li>
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                <li>关于移动端设计丁作省必备相关素质移动<span>2025-02-12</span></li>
                <li>产品经理必须了解 产品的体验进化设App<span>2025-02-12</span></li>
                <li>细节设计系列 Path for i0S分析指尖上的<span>2025-02-12</span></li>
                <li>世界杯 看国内新闻客户端功能剖更好的方<span>2025-02-12</span></li>
                <li>来引导用户为APP应用打分<span>2025-02-12</span></li>
            </ul>
            <ul><li>公司新闻Company News</li>
                <li>岗位上果然是广告收入<span>2025-02-12</span></li>
                <li>关于移动端设计丁作省必备相关素质移动<span>2025-02-12</span></li>
                <li>产品经理必须了解 产品的体验进化设App<span>2025-02-12</span></li>
                <li>细节设计系列 Path for i0S分析指尖上的<span>2025-02-12</span></li>
                <li>世界杯 看国内新闻客户端功能剖更好的方<span>2025-02-12</span></li>
                <li>来引导用户为APP应用打分<span>2025-02-12</span></li></ul>
            <ul><li>公司新闻Company News</li>
                <li>岗位上果然是广告收入<span>2025-02-12</span></li>
                <li>关于移动端设计丁作省必备相关素质移动<span>2025-02-12</span></li>
                <li>产品经理必须了解 产品的体验进化设App<span>2025-02-12</span></li>
                <li>细节设计系列 Path for i0S分析指尖上的<span>2025-02-12</span></li>
                <li>世界杯 看国内新闻客户端功能剖更好的方<span>2025-02-12</span></li>
                <li>来引导用户为APP应用打分<span>2025-02-12</span></li></ul>

                <div>MORE INTO-></div><div>MORE INTO-></div><div>MORE INTO-></div>

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            <p>sgvsgbsrhrehethethdehsmkryktuhj</p>
            <p>sgvsgbsrhrehethethdehsmkryktuhj</p>
            <p>sgvsgbsrhrehethethdehsmkryktuhj</p>
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